Bred and introduced in 1993 by Dr. Tomas Tamberg 'Prussian Blue' has won several awards including RHS Award of Merit and the Miller Trophy Award.
Large ruffled flowers with deep velvety blue standard and fall petals. Images are our own 'Prussian Blue' Iris.
Flowers for us from May to June but may be earlier in a mild spring.
Flower spikes 75-85 cm.